diff --git a/app/models/channel.rb b/app/models/channel.rb
index 9269373..4c3d7b9 100644
--- a/app/models/channel.rb
+++ b/app/models/channel.rb
@@ -41,7 +41,7 @@ class DiscourseChat::Channel < DiscourseChat::PluginModel
 
     data.each do |key, value|
       regex_string = params.find{|p| p[:key] == key}[:regex]
-      if !Regexp.new(regex_string).match?(value)
+      if !Regexp.new(regex_string).match(value)
         errors.add(:data, "data.#{key} is invalid")
       end
 
diff --git a/spec/models/channel_spec.rb b/spec/models/channel_spec.rb
index 5078a94..9ebda7e 100644
--- a/spec/models/channel_spec.rb
+++ b/spec/models/channel_spec.rb
@@ -78,7 +78,7 @@ RSpec.describe DiscourseChat::Channel do
     end
 
     it 'disallows invalid data' do
-      channel2 = DiscourseChat::Channel.new(provider:"dummy2", data:{val:''})
+      channel2 = DiscourseChat::Channel.new(provider:"dummy2", data:{val:'  '})
       expect(channel2.valid?).to eq(false)
     end